The term 'Health' is defined in many ways. The most accurate definition of health would be:
| 1. | Health is the state of body and mind in a balanced condition |
| 2. | Health is the reflection of a smiling face |
| 3. | Health is a state of complete physical, mental and social well-being |
| 4. | Health is the symbol of economic prosperity. |
The organisms which cause diseases in plants and animals are called:
| 1. | Pathogens | 2. | Vectors |
| 3. | Insects | 4. | Worms |
All the following diseases can be caused by a bacterial infection except:
| 1. | Dysentery | 2. | Diphtheria |
| 3. | Plague | 4. | African sleeping sickness |
The disease chikungunya is transmitted by:
| 1. | house fly | 2. | Aedes mosquito |
| 3. | cockroach | 4. | female Anopheles |